<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
   a:link {text-decoration:none;}    /* unvisited link */
   a:visited {text-decoration:none;} /* visited link */
   a:hover {text-decoration:underline;}   /* mouse over link */
   a:active {text-decoration:underline;}  /* selected link */
</style>
</head>
<body>
<nav class="navbar navbar-default navbar-fixed-top" role="navigation" style="background-color: black">
    <div class="container-fluid">
        <ul class="nav navbar-nav navbar-right">
            <li><a href="#" style="color: white"><span class="glyphicon glyphicon-log-out" style="color: white"></span>Log out</a></li>
        </ul>
    </div>
</nav>
</body>
</html>